#66DCF1#66DCF1

#66DCF1 is a very light, moderate teal. Relative luminance 0.604; OKLCH L 83.4% C 0.110 H 210.9°. Best body text is #000000 at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#66DCF1
RGB	rgb(102, 220, 241)
HSL	hsl(189, 83%, 67%)
HSV	hsv(189, 58%, 95%)
CMYK	cmyk(57.7%, 8.7%, 0%, 5.5%)
CIE-LAB	lab(82.03, -27.32, -20.32)
CIE-LCH	lch(82.03, 34.05, 216.63°)
OKLab	oklab(83.45% -0.094 -0.0563)
OKLCH	oklch(83.45% 0.11 210.9)
XYZ	xyz(46.9434, 60.3574, 92.3783)
Luminance	0.6036 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCF1 #F17B66

analogous

#66F1C1 #66DCF1 #6696F1

triadic

#66DCF1 #F166DC #DCF166

tetradic

#66DCF1 #C166F1 #F17B66 #96F166

square

#66DCF1 #C166F1 #F17B66 #96F166

split-complementary

#66DCF1 #F16696 #F1C166

monochromatic

#12AECA #2ECFEC #66DCF1 #9EE9F6 #D6F6FB

Accessibility & contrast

On white

1.61

#66DCF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.07

#66DCF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCF1

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCF1	#FFFFFF	#000000	##000000
##66DCF1	1.00	1.61	13.07	13.07
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.07	21.00	1.00	1.00
##000000	13.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD5F2

Deuteranopia (green-blind)

#B5C5F1

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66dcf1;
/* rgb */ color: rgb(102, 220, 241);
/* oklch */ color: oklch(83.4% 0.110 210.9);

Tailwind

colors: {
  custom: {
    50: '#9ee7f5',
    500: '#66dcf1',
    950: '#000000',
  },
}

SCSS

$custom: #66dcf1;
$custom-light: #9ee7f5;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcf1",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 241
  },
  "hsl": {
    "h": 189.065,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.83448,
    "c": 0.10957,
    "h": 210.9
  },
  "luminance": 0.60362
}

Semantic roles & 50–950 ramp

primary

#66DCF1

secondary

#C74B34

accent

#2706E0

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #66DCF1

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →